STC 4 Stockist, STC 4 Equivalent Steel
Home > Tool steel > Text

STC 4
2017-12-25 09:24:29   Origin:   Remark:0 Click:

Technical Specification of KS D3751 - 1999 Carbon tool steel STC 4 data sheet, KS STC 4 Chemical compositions, STC 4 Mechanical properties from Steelmaking, ESR melted,Hot blooming,STC 4 Hot forging, Hot rolling, STC 4 Heat treatment, Straightening, 100% Ultrasonic flaw test, Cold working, Peeled or rough turned machining. Technical specification KS D3751 - 1999. 100% Ultrasonic test ASTM E2375 /SAE AMS 2154 /SEP 1923 /GB/T 4162 /EN 10228-3.
TECHNICAL DATA SHEET - KS STC 4

MATERIAL CATEGORY: Carbon tool steel
MATERIAL SPECIFICATIONS: KS D3751 - 1999
CHEMICAL COMPOSITIONS (WEIGHT - %)
C (%):     0.90 ~ 1.00
Si (%):     ≤ 0.35
Mn (%):   ≤ 0.50
P (%)≤:   0.030

S (%)≤:   0.030
Cr (%):    ≤ 0.30
Ni (%):    ≤ 0.25
Cu (%):   ≤ 0.25 
HOT WORKING AND HEAT TREATMENT PRACTICE
Annealing temperature /℃: 740 ~ 760
Annealed hardness, ≤ HB: 207
Quenching temperature /℃: 760 ~ 820
Cooling medium: water
Tempering temperature /℃: 150 ~ 200
Hardness under tempered condition HRC: 61 
MELTING PROCESS
This
alloy is generally smelt in Non-vacuum furnace + ESR, Electric Arc Furnace (EAF).
For a purpose of superior quality, it should be smelt via manufacturing technology by agreement.

PRODUCT PROFILE AND AVAILABLE FORMS
Round bar (Diameter): 5.50 to 450mm
Square bar / Flat bar: THK 3 to 500mm X Width 3 ~ 1200mm
Wire rod (Diameter): 0.30 to 16mm
Steel strip: THK0.15 ~ 2.50 X W8.0 ~ 600mm
Length: Fixed length or random length or based on the customer's special requirement.
Other different shapes based on OEM.

TECHNICAL SALES ASSISTANCE & SERVICE
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers.
- Email us:
lh.steel@hotmail.com

Hot search:STC 4

Previous page:Z8CNT12
Last page:Z9CNA17-07

Share to: